Feature

●【Repalcement】Valve springs are the best replacement for high lift camshafts and have better valve seat pressure than 12499224 blue springs. Perfect replacement for PAC1219
●【High quality】Made of high-quality spring steel that can withstand the brutal load, rate and frequency of racing for a more aggressive cam, your best choice.
●【Features】 Open Load: 348lbs@ 1.200in.; Coil Max Binding: 1.100in.; Lift Max: 0.625. Spring Rate: 340 lbs/inch, suitable for all engines.
●【Stability 】The honeycomb spring has higher stability and horsepower, and the oval steel wire spring is not easy to break and has a longer life
●【12 Month Warranty】All springs are quality tested to obtain fatigue certification before they can be sold, excellent replacement parts, meet or exceed OEM performance.


Description

Feature:

1. According to the original factory specifications, a perfect match for the original car.

2. Own different test machines to design exact accurate parameters for our products. All switches were tested for performance.

3. Made by high-quality material, lightweight, anti-rust, colorfast and durable.

4. Stable performance, high reliability, suitable for replacing your broken one.

5. The Spring Kit is a drop-in high-performance spring kit for all LS cylinder heads and is rated for up to .625" lift.

6. This spring kit uses all hardware, including seats, retainers, and locks, and is 100% drop-in.

7. The springs are an ovate beehive spring that has increased loads, rates, and frequencies for more aggressive cams.

Fitment:

Fit For All LS Engines - .625" Lift Rated.

Fit for LS1, LS2, LS3, LS6, LQ4, LQ9, 4.8, 5.3, 5.7, 6.0, 6.2, Silverado, Sierra, Camaro, Corvette, TBSS, CTS-V, GTO, LM7, GM Truck

Specs:

Outside Diameter of Outer Spring (in): 1.307 in.

Number of Springs Per Valve: Single

Coil Bind Height (in): 1.100 in.

Damper Spring Included: No

Recommended Valve Lift: 0.625 in

Install Load: 135lbs

Install Height: 1.800"

Open Height: 1.175"

Open Load: 348 lbs

Spring Rate (lbs/in): 340 lbs./in.

Inside Diameter of Outer Spring (in): 0.885 in.

Valve Spring Style: Beehive

Package Includes:

16X Beehive Valve Spring

1XValve Spring Compressor Tool Set

4X Trays bolts